CVE catalog
CVE-2021-33516
gupnp: CVE-2021-33516
- Severity
- Critical · CVSS 9.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.08% · Oct 25, 2026
An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5. It allows DNS rebinding. A remote web server can exploit this vulnerability to trick a victim's browser into triggering actions against local UPnP services implemented using this library. Depending on the affected service, this could be used for data exfiltration, data tempering, etc.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | gupnp | sid | 1.6.10-1 | fixed |
| Debian | gupnp | forky | 1.6.10-1 | fixed |
| Debian | gupnp | trixie | 1.6.8-2 | fixed |
| Debian | gupnp | bookworm | 1.6.3-1 | fixed |
| Ubuntu | gupnp | 20.04 | 1.2.1-1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.1-2 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.2-1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.3-0ubuntu0.20.04.2 | fixed |
| Ubuntu | gupnp | 16.04 | 0.20.14-1 | vulnerable |
| Ubuntu | gupnp | 16.04 | 0.20.15-1 | vulnerable |
| Ubuntu | gupnp | 16.04 | 0.20.15-1ubuntu1 | vulnerable |
| Ubuntu | gupnp | 16.04 | 0.20.16-1 | vulnerable |
| Ubuntu | gupnp | 18.04 | 1.0.1-1 | vulnerable |
| Ubuntu | gupnp | 18.04 | 1.0.2-1 | vulnerable |
| Ubuntu | gupnp | 18.04 | 1.0.2-2 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.1-1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.1-2 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.2-1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.3-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | gupnp | 20.04 | 1.2.3-0ubuntu0.20.04.2 | fixed |
| Suse | gupnp | linux enterprise software development kit 12 sp5 | 0.20.18-8.3.1 | fixed |
| Suse | gupnp | linux enterprise workstation extension 12 sp5 | 0.20.18-8.3.1 | fixed |
| Opensuse | gupnp | leap 15.3 | 1.2.2-3.3.1 | fixed |
| Opensuse | gupnp | leap 15.2 | 1.2.2-lp152.2.3.1 | fixed |
| Suse | gupnp | linux enterprise module for desktop applications 15 sp2 | 1.2.2-3.3.1 | fixed |
| Suse | gupnp | linux enterprise module for desktop applications 15 sp3 | 1.2.2-3.3.1 | fixed |
| Suse | gupnp | linux enterprise module for package hub 15 sp2 | 1.2.2-3.3.1 | fixed |
| Suse | gupnp | linux enterprise module for package hub 15 sp3 | 1.2.2-3.3.1 | fixed |
| Suse | gupnp | linux enterprise workstation extension 15 sp2 | 1.2.2-3.3.1 | fixed |
| Suse | gupnp | linux enterprise workstation extension 15 sp3 | 1.2.2-3.3.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | gupnp | source | sid | 1.4.0-2 | not yet assigned | Not reported | [989098] |
| Debian | gupnp | source | forky | 1.4.0-2 | not yet assigned | Not reported | [989098] |
| Debian | gupnp | source | trixie | 1.4.0-2 | not yet assigned | Not reported | [989098] |
| Debian | gupnp | source | bookworm | 1.4.0-2 | not yet assigned | Not reported | [989098] |
| Ubuntu | gupnp | deb | 20.04 | 1.2.3-0ubuntu0.20.04.2 | Not reported | USN-4970-1 | Not reported |
| Ubuntu | gupnp | deb | 20.04 | 1.2.3-0ubuntu0.20.04.2 | Not reported | UBUNTU-CVE-2021-33516 | Not reported |
| Suse | gupnp | rpm | linux enterprise software development kit 12 sp5 | 0.20.18-8.3.1 | Not reported | SUSE-SU-2021:2080-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise workstation extension 12 sp5 | 0.20.18-8.3.1 | Not reported | SUSE-SU-2021:2080-1 | Not reported |
| Opensuse | gupnp | rpm | leap 15.3 | 1.2.2-3.3.1 | Not reported | OPENSUSE-SU-2021:2153-1 | Not reported |
| Opensuse | gupnp | rpm | leap 15.2 | 1.2.2-lp152.2.3.1 | Not reported | OPENSUSE-SU-2021:0917-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise module for desktop applications 15 sp2 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise module for desktop applications 15 sp3 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise module for package hub 15 sp2 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise module for package hub 15 sp3 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise workstation extension 15 sp2 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
| Suse | gupnp | rpm | linux enterprise workstation extension 15 sp3 | 1.2.2-3.3.1 | Not reported | SUSE-SU-2021:2153-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [gir1.2-gupnp-1.6]Fixed
Source package: [gupnp]
Details (2)
1.6.3-1· amd64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
1.6.3-1· arm64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
- [libgupnp-1.6-0]Fixed
Source package: [gupnp]
Details (2)
1.6.3-1· amd64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
1.6.3-1· arm64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
- [libgupnp-1.6-dev]Fixed
Source package: [gupnp]
Details (2)
1.6.3-1· amd64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
1.6.3-1· arm64 · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
- [libgupnp-doc]Fixed
Source package: [gupnp]
Details (2)
1.6.3-1· all · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
1.6.3-1· all · bookwormFixed · Fixed:
1.4.0-2dsa · gupnp · debian · bookworm; dsa · gupnp · debian · 12
[Debian 13 (Trixie)]
- [gir1.2-gupnp-1.6]Fixed
Source package: [gupnp]
Details (2)
1.6.8-2· amd64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
1.6.8-2· arm64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
- [libgupnp-1.6-0]Fixed
Source package: [gupnp]
Details (2)
1.6.8-2· amd64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
1.6.8-2· arm64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
- [libgupnp-1.6-dev]Fixed
Source package: [gupnp]
Details (2)
1.6.8-2· amd64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
1.6.8-2· arm64 · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
- [libgupnp-doc]Fixed
Source package: [gupnp]
Details (2)
1.6.8-2· all · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
1.6.8-2· all · trixieFixed · Fixed:
1.4.0-2dsa · gupnp · debian · 13
Observed:
References
- [https://access.redhat.com/errata/RHSA-2021:2363]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2021_2363.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-33516]
- [https://osv.dev/vulnerability/SUSE-SU-2021:2080-1]
- [https://osv.dev/vulnerability/SUSE-SU-2021:2153-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-33516]
- [https://osv.dev/vulnerability/USN-4970-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2021:0917-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2021:2153-1]
- [https://security-tracker.debian.org/tracker/CVE-2021-33516]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]